词根词缀：ceco-, cec-, caeco-, caec-

【来源及含义】Latin: blind, blind gut [first part of the large intestine, forming a dilated pouch into which open the ileum, the colon, and the appendix vermiformis]; any blind pouch

【同源单词】caecal, caecotomy, cecalcecitis, cecocentral, cecocolic, cecocolon

词根词缀：centro-, centr-, centri-, kentro-

【来源及含义】Greek > Latin: center; middle point, mid point; focus, focal point, focalize; zero in on

【相关描述】This element originally meant "sharp point, goad" or "spur".

【同源单词】acentric, acentric, acrocentric, allocentric, ambulatory surgery center, amphicentric